Has an AFL game ever ended 70-45?
It has. 70-45 has been a AFL final 3 times in 16,622 games. The first was St Kilda beat Fitzroy on September 20, 1913; the latest was Hawthorn beat Sydney on April 4, 1983.
That makes 70-45 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 71-45 has happened 2 times and 70-46 has happened 2 times. At one point the score disappeared for 47 years, between 1913 and 1960.